Example Description This example describes how to use i2c by using mbed api 1.Connect LOG-UART connector to PC 2.Connect - I2C3 SDA (PB_3) to I2C1 SDA (PC_4) pin, - I2C3 SCL (PB_2) to I2C1 SCL (PC_5) pin. 3.Run the main function. 4.Get the Master and Slave Data.